Insufficient sleep can worsen mood, drain energy, and is linked to a host of health problems. About 8% of adults reported regularly taking sleep medication in order to help them fall asleep or stay asleep.
It's hard to explain exactly how cannabis affects sleep because the studies that have been done are limited and their results are often conflicting. The two main active compounds in cannabis — tetrahydrocannabinol (THC) and cannabidiol (CBD) — appear to affect sleep in different ways.